G06V 40/37 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G06V 40/37

Full Title

Recognition of biometric, human-related or animal-related patterns in image or video data > Writer recognition; Reading and verifying signatures

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.